Valve cover



FIG. 1 is a perspective view of a valve cover showing the new design;

FIG. 2 is a right elevational view thereof, the left elevational viewbeing a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line portions of the figures illustrate environmental subjectmatter only and form no part of the claimed design.

The ornamental design for a valve cover, as shown and described.